math

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the class is 50 students 30 like chocolate, 25 like vanilla, and 18 like both, which like neither.

  • math -

    If 18 like both, then (30-18) like just chocolate and (25-18) like vanilla.

    50 - 18 - 12 - 7 = ?

  • math -

    18÷2=9
    30-9=21
    25-9=16
    16+21=37
    50-37=13

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